Enterasys Networks RBT-4102 manuale d’uso

P/N 9034148-16 Installation Guide Enterasys RoamAbout ® RBT -4102, RBT -4102 -BG, RBT -4102C, RBT -4102C-EU, and RBT -4102-EU Wir e less Access Point[...]

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i NOTICE ENTERASYS NETWORKS reserves the right to make change s in specific ations and other information contain ed in this d ocument and it s web site without prior n otice. The reader should in all cases con sult ENTERA SYS NETWORKS to determine whether any such changes have been made. The hardware, f irmware, or software describ ed in this docum[...]

Compliances ii COMPLIANCES RBT-4102, RBT-4102- BG, and RBT-4102-EU Federal Communi cation Commission Interference Stateme nt This equipment has been te sted and found to comply with the limit s for a Class B digital device, pursuant to Part 15 of the FCC Rules. These l imits are designed to provide reasonable pro t ection again st harmful interfere[...]

iii Wireless 5 GHz Band Statements: As the Access Point can operat e in the 5150-5250 MHz frequency band i t is limited by the FCC, Industry Canada and some other countries to indo or use only so as to reduce the potential for harmful interference to co-channel Mobile Satelli t e systems. High power radars are allocated as primary users (meanin g t[...]

Compliances iv 003NY05152 003GZ05053 003WY05076 003UX05009 EC Conformance De claration Marking by the above symbol indic ates compliance with the Essenti al Requirements of the R&TTE Directive of the European Unio n (1999/5/EC). This equipment meets the following co nformance standards: • EN 60950 (IEC 60950) - Produ ct Safety • EN 301 893 [...]

v Operation Using 5 GHz Channels in the European Community The user/inst aller must use the prov ided configuration ut ility to check the current channel of operation and make necessary conf iguration changes to ens ure operation occurs in conformance with European Nati onal spectrum usage laws as descri bed below and elsewhere in this document. Co[...]

Compliances vi • The 5 GHz Turbo Mode feature is not allowed for operation in any of the countries. The current setting for this feature is found in the 5 GHz 802 .11a Radio Settings Window as described in the user guide. • The 5 GHz radio's Auto Channel Select setti ng described in the user guide must always remain enabled to ensure that [...]

vii RBT-4102C and RBT-4102C-EU Federal Communi cation Commission Interference Stateme nt This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. Th ese limits are designed to provide reasonable protection against harmful interfere nce in a re sidential installation. This[...]

Compliances viii Cet appareil numérique respecte les limite s de bruits radioélectriques applicables aux appareils numériques de Classe B prescrites dans la norme sur le matérial brouilleur: “Appareils Numériques,” NMB-003 édictée par l’Industrie. Industry Canada Statement Operation is subject to th e following two conditions: 1) This [...]

ix Countries of Operation & Condit ion s of Use in the European Community This device is intended to be operated in all countries of the European Community . Requirements for indoor vs. outdoor operati on, license requirements and allowed channels of operation apply in some countries as described below: Note: The user must use the configuration[...]

Compliances x Operation Using 5 GHz Channels in the European Community The user/installer must use the provided configur ation utility to check the current cha nnel of operation and make necessary configuratio n changes to ensu re operation occurs in conformance with European National spectru m usage laws as described below and elsewhere in this do[...]

xi remain enabled to ensure that automatic 5 GHz channel selection complies with requirements. The current setting for this feature is found in the 5 GHz 802.11a Radio Settings Window as described in the user guid e. • This device is restricted to indoor use when operat ed using the 5.15 - 5.25 GHz ba nd: Channels 36, 40, 44, 48. Operation Using [...]

Compliances xii DECLARATION OF CONFORMITY IN LANGUA G ES OF THE EUROPEAN COMMUNITY English Hereby, Enterasys, declares that this Radio LAN device is in compliance with the essential requirements and other relevant provisions of Directive 1999/5/ EC. A copy of the original Declaration of con formity can be obtained from Enterasys Networks, 50 Minute[...]

xiii Greek (GR) με την πα ρου σα Enterasys δηλωνει οτι radio LAN device συμμορφωνεται προ σ τισ ουσιωδεισ απ αιτησεισ και τισ λοιπεσ σΧετικεσ διαταξεισ τησ οδηγιασ 1999/5/ εκ . Ένα αντίγραφο της αρχικής ∆ιακήρυξης ?[...]

Compliances xiv SAFETY COMPLIANCE Power Cord Safety Please read the following sa fety information carefully before in stalling the access point: W ARNING: Installation and removal of the unit must be carried out by qualified p ersonnel only . • The unit must be connected to an earthed (grounded) out let to comply with international safety standar[...]

xv Europe The supply plug must comply with CEE7/7 (“SCHUKO”). The mains cord must be <HAR> or <BASEC> marked and be of type HO3VVF3GO.75 (minimum). IEC-320 receptacle. Power Cord Set[...]

Compliances xvi HAZARDOUS SUBSTANCES This product complies with the requirements of European Directive, 2002/95/EC, Restriction of Hazardous Substances (RoHS) in Electrical and El ectronic Equipment EUROPEAN WASTE ELECTRICAL AND ELECTRONIC EQUIPMENT (WEEE) NOTICE In accordance with Dir ective 2002/96/EC of t he European Parliament on wa ste electri[...]

xvii ENTERASYS NETWORKS, INC. FI RMWARE LICENSE AGREEMENT BEFORE OPENI NG OR UTILIZIN G THE ENCLO SED PRODUCT , CAREFULL Y READ THIS LICENSE AGREEME NT . This document is an agreement (“Agreement”) between the end user (“Y ou”) and Enterasys Networks, I nc. on behalf of it self and it s Affiliate s (as hereinaf ter defined) (“Enterasys”[...]

Compliances xviii derivative works base d on the Program, in whole or in part. (iii) Publish, disclose, copy , reproduce or transmit the Program, in whol e or in part. (iv) Assign, sel l, license, subli cense, rent, lease, encu mber by way of security interest, pledge or otherwise transfer the Program, i n whole or in part. (v) Remove any copyright[...]

xix 5. U NITED STATES GOVER NMENT RESTRICTED RIGHTS. The enclosed Program (i) was developed solely at private expense; (i i) contains “restricted compute r software” submitted with restricted rig hts in accordance with secti on 52.227-19 (a) through (d) of th e Commercial Co mputer Software-Restricted Rights Clause an d its successors, and (iii[...]

Compliances xx 8. A UDIT RIGHTS. You hereby acknowledge that the intellectual property rights associated with the Program are of critical valu e to Enterasys and, accordingly, You hereby ag ree to maintain complete bo oks, records and accounts showin g (i) license fees due and paid, and (ii) the use, copying and deployment of the Pr ogram. You also[...]

xxi 13. SEVERAB ILITY. In the event any provision of this Agreement is found to be invalid, illegal or unenforceab le, the validity, legality and enforceabili ty of any of the remainin g provisions shall not in an y way be affected or impaired thereby, and t hat provision shall be reformed, construed an d enforced to the maximum extent permissible.[...]

Compliances xxii[...]

xxiii Table of Contents Preface Purpose ........................ ......................... ......................... ......................... ............... xxv Intended Audience ......... ........................................... ....................................... ...... xxv Associated Documents ................. .........................[...]

xxiv Contents Wiring Map for Serial Cable ..................... .......................... .............. .............B-4 Appendix C: Specifications General Specifications ..................... .............. .............. ............................ ....... C-1 Maximum Channels ................. ................ ... .............. .............[...]

xxv Preface Purpose This manual pro vides the specifications and the inst allation instructions f or the RoamAbout RBT -4102, RBT -4102C, RBT -410 2C-EU, and the RBT -4102-EU Wireless Access Points. It also includes the basic configuration in formation using Web management, and the Command Line I nterface (CLI). Note: The RBT-4102C-EU, although lis[...]

xxvi Getting Help For additional support relate d to this device or document, contact Enterasys Networks using one of the foll owing methods. Before calling Enterasys Networks, please have the following inf ormation ready: • Your Enterasys Networks service c ontract number • A description of the fail ure • A description of any acti on(s) alre[...]

1-1 Chapter 1: Introduction Note: The RBT-4102C-EU, although listed in this document, is not available until March 2008. The RoamAbout RBT -4102, RBT -4102-BG , RBT -4102C, RBT -4102C-EU, and the RBT -4102-EU are IE EE 802.1 1a/b/g access poi nt s that provide transp arent, wireless high-speed data communications between th e wired LAN and fixed or[...]

Introduction 1-2 Package Checklist The RoamAbout package in cludes: • One RoamAbout access point • O ne RS-232 console ca ble • O ne AC power adapter a nd power cord • Four rubber feet • Three wall-mounting screws •B e z e l • Mounting bracket • Documentation CD (includes thi s document). Please go to http://www.enterasy s.com to en[...]

Hardware Description 1-3 Rear Pane l Security Slot Console Port RJ-45 Port, PoE Connector Reset Button External Antenna Connector (802.11b/g Ra dio) DC Power Supply External Antenna Connector (802.11a) Ra dio[...]

Introduction 1-4 Component Description Antennas The access point includes integrated diversity antennas for wi reless communicat ions. A diversity antenna syst em uses two identical anten nas to receive and transmit signals, helping to avoid multip ath fading effect s. When receiving, the access point checks both antennas and select s the one with [...]

Hardware Description 1-5 Security Slot The access point include s a Kensington security slot on the rear p anel. Y ou can prevent unauthorized removal of the access point by wrappi ng the Kensington security cable (not provided) around an unmovable obje ct, inserting the lock into the slot, an d turning the key . Console Port This port is used to c[...]

Introduction 1-6 Ethernet Port The access point has one 10BASE-T/100BASE-TX RJ-4 5 port that can be attac hed directly to 10BASE-T/100BASE- TX LAN segments. These segments must con form to the IEEE 802.3 or 802. 3u specifications. This port support s automatic MDI/MDI-X oper ation, so you can use straight-through cables for all network conn ections[...]

Hardware Description 1-7 Reset Butt on This button is used to rese t the access point or restore the factory default configuration. If you hold down the button for les s than 5 seconds, the access poin t will perform a hardware reset. If you hold down the but ton for 5 seconds or more, any configu ration changes you may have made are removed, and t[...]

Introduction 1-8[...]

2-1 Chapter 2: Hardware Installation T o install the access point, foll ow the steps outl ined below: 1. Select a Site – Choose a proper place for the acc e ss point. In general, the bes t location is at the cent er of your wireless coverage area, withi n line of sight of all wireless devices. T ry to place the access point in a position that can[...]

Hardware Installation 2-2 • Using the mounting bracket, mark the position of the four screw holes on the wa ll or ceiling. For concret e or brick walls, you will need to drill holes and insert wa ll plugs for the screws. • Position the mounting bracket over the wall or cei ling screw holes, then insert the included screws and tighte n them down[...]

2-3 3. Lock the Access Point in Place – T o prevent unauthorized re moval of the access point, you can use a Kensington Slim MicroSaver secu rity cable (n ot included) to attach the acc ess point to a fixed object. 4. Connect the Power Cord – Connect the power adapter to the access poi nt, and the power cord to an AC power outlet. Otherwise, th[...]

Hardware Installation 2-4[...]

3-1 Chapter 3: Access Point Configuration This chapter descri bes how to use t he Web interface to perform initial configuration of the access point. Y ou can manage the RoamAbout Access Point 4102 wi th: • The Command Line Interface (CLI) accessed throug h a direct connection to the console port. Re fer to the RoamAbout RBT-4102 Wireless Access [...]

Access Point Configurat ion 3-2 • Set the emulation mod e to VT100. • When using HyperTermi nal, select Terminal keys, not Windows keys. Note: When using HyperTerminal with Micr osoft® Windows® 2000, make sur e that you have Windows 2000 Service Pack 2 or later installed. Windows 2000 Service Pack 2 fixes the problem of arrow keys not functio[...]

Using th e CLI 3-3 a. Enter country ? to display the list of countries. b. Determine the code for your country , and then enter countr y followed by your country code (for example, country SG for Singapore). c. Reboot the RoamAbout Access Point 4102. Enter reset board . 3. If your access point uses a DHCP assigned IP address, go to S tep 4 to chang[...]

Access Point Configurat ion 3-4 c. Enter no ip dh cp to disable DHCP. d. Set the IP Address. Enter ip address ip-address netmask gateway , where ip-address is the access point’s IP address, netmask is the netwo rk mask for the n etwork, and gateway is the default gateway router. Check with your system admini strator to obtain an IP address that i[...]

Using th e CLI 3-5 5. S pecify the management VLAN ID for the access point: The management VLAN is for managing the access point. For example, the access point all ows traffic that is t agged with the specified VLAN to mana ge the access point via remot e management, SSH, SNMP , T elnet, and so forth. VLAN management is enabled by de fault, and can[...]

Access Point Configurat ion 3-6 Using Web Management Notes: • The default username is admin , and the default password is password . • To get help, click on Help , located at the bottom of the screen. • You must cl ick on the Apply button, located at t he bottom of the each Web interface page for the configuration to t ake effect. T o use the[...]

Using Web Management 3-7 2. Enter the default username admin and t he default password p assword , and click LOGIN . • If applicable, the Country Code page appears, go to step 3. • If the Country Code page does not app ear, go to step 4. 3. If applicable, set the Country Code: a. Click the arrow in the Country pull-down menu to select the appro[...]

Access Point Configurat ion 3-8 c. Click the Reset butt on next to Reset Access Point, locate d at the bottom of the page. The access point prompt s you to confirm that you want to reboot the system. d. Click OK . The access point reboot s, and the Login window appears. e. Enter the username admin and the pass w ord password , and clic k LOGIN . Th[...]

Using Web Management 3-9 f. Go to step 4. 4. Enter the following informatio n, and click Apply . • System Name is an alias use d for the access point, enabling t he device to be uniquely iden tified on the network. Def ault: RoamAbout AP. Length: 1 to 22 characters • System Location is a text string that descri bes the system location. Maximum [...]

Access Point Configurat ion 3-10 b. Click the DHCP Client: Disable radio button. DHCP al lows you to enable or disable th e option to obtain the I P settings for the access point from a DHCP (Dynamic Host Configuration Pr otocol) server. The IP address, subnet mask, defaul t gateway, and Domain Name Server (DNS) address are dynamically assign ed to[...]

Using Web Management 3-11 • Default Gatewa y is the IP address of the router for the access poi nt, which is used if the request ed destination address is not on the local subn et. If you have manage ment stati ons, DNS , RADIUS, or other ne twork servers located on another subne t, type the IP address of the default gateway router in the text fi[...]

Access Point Configurat ion 3-12 6. T o change the username and password. a. Click Administration f rom the menu on the lef t hand side of the page. The Administrati on page appears. b. Specify a new username in the Use rname field. c. Specify a new password in the P assword f ield. d. Specify the new password agai n in the Confirm Password field. [...]

Using Web Management 3-13 The access point displays a Se ttings Saved message. f. Click OK . 7. T o specify the management VLAN ID: a. Click Filter Co ntro l from the menu. The Filter Control p age appears.[...]

Access Point Configurat ion 3-14 b. Click the Management VLAN ID: field and enter the VLAN ID from whic h you will manage the AP. The management VLAN is for managing the access poi nt. For example, the access point allows tr affic that is tagged with the speci fied VLAN to manage the access point vi a remote management, SSH, SNMP , T elnet, and so [...]

4-1 Chapter 4: Network Configuration Wireless networks support a st andalone configuration as well as an integrated configuration with 10/100 Mbps Ethernet LANs . The RoamAbout RBT -4102 also provides bridging services t hat can be configured independ ently on either the 5 GHz o r 2.4 GHz radio inte rfaces. Access point s can be deployed to support[...]

Network Co nfiguration 4-2 Network Topologies Ad Hoc Wireless LAN (no Access Point) An ad hoc wireless LAN consist s of a group of computers, each equipped with a wirele ss adapter , connected via radio signals as an i ndependent wireless LAN. Computers in a specific ad hoc wireless LAN must therefore be configured t o the same radio channel. An ad[...]

Network T opologies 4-3 Infrastructure Wireless LAN The access point also provides access to a wired LAN for wire less workstat ions. An integrated wired/wireless LAN is cal l ed an Infrastructure confi guration. A Basic Service Set (BSS) consist s of a group of wireless PC users, and an acce ss point that is dire ctly connected to the wired LAN. E[...]

Network Co nfiguration 4-4 Infrastructure Wireless LA N for Roaming Wireless PCs The Basic Service Set (BSS) defines the communi cations domain for each access point and its associated wireless cli ents. The BSS ID is a 48-bit b inary number based on the access point’ s wireless MAC address, and is set automatically and transparent ly as clients [...]

Network T opologies 4-5 Infrastructure Wireless Bridge The IEEE 802.1 1 standard defines a Wirele ss Distribution System (WDS) for bridge connections between BSS areas (access points) . The a ccess point uses WDS to forward traffi c on links bet ween unit s. The access point support s WDS bridge links on either the 5 GHz (802.1 1a) or 2.4 GHz (802.[...]

Network Co nfiguration 4-6[...]

A-1 Appendix A: Troubleshooting Diagnosing Access Point Indicators T roubleshooting Chart Symptom Action Power LED is Of f • AC power adapter may be disconnected. Check conne ctions between the access point, the power adap ter, and the wall outlet. • PoE power to the access point ma y be disabled at the co nnected switch port. Check the switch [...]

T r oubleshooting A-2[...]

B-1 Appendix B: Cables and Pinouts Twisted-Pair Cabl e Assignments For 10/100BASE-TX connections, a twist ed-pair cable must have two pairs of wires. Each wire pai r is identified by two dif ferent colors. For example, one wire might be gree n and the other , green with white stripes. Also, an RJ-45 connector must be attached to both ends of the ca[...]

Cables and Pinout s B-2 10/100BASE-TX Pin Assignments Use unshielded twi sted-pair (UTP) or shielded twist ed-pair (STP) cable for RJ-45 connections: 100-ohm Cat egory 3 or better cable for 10 Mbp s connections. Also be sure that the length of any twisted-p air connec tion does not exceed 100 meters (328 feet). The RJ-45 port on the access p oint s[...]

T wisted-Pair Cab l e Assignme nts B-3 Straight-Through Wiring If the twisted-pa ir cable is to join two ports and only one of the port s has an internal crossover (MDI-X), the two pairs of wires must be stra ight-through. Crossover Wiring If the twisted-pa ir cable is to join two ports and eith er both ports are la beled with an “X” (MDI-X) or[...]

Cables and Pinout s B-4 Console Port Pin Assignments The DB-9 console port on the front p anel of the access point is used to connect to t he access point for out-of-band console configuratio n. The command-line configuration program can be accessed from a terminal, or a PC runni ng a terminal emulation program. The pin assi gnments an d cable wiri[...]

C-1 Appendix C: Specifications Note: The RBT-4102C-EU, although listed in this document, is not available until March 2008. General Specifications Maximum Channels 802.11a RBT -4102 US & Canada: 13 (normal mode), 5 (turbo mode) RBT -4102C US & Canada: 9 (normal mode), 5 (turbo mode) RBT -4102C-EU ETSI: 4 channels (normal mode) Japan: 8 chan[...]

Specifications C-2 Modulation Type 802.1 1a : BPSK, QPS K, 16-QAM, 64-QAM 802.1 1g : CCK, BPSK, QPSK, OFDM 802.1 1b : CCK, BPSK, QPSK Network Configuration Infrastructu re Operating Frequency 802.1 1a : RBT -4102, RBT -4102-BG , RBT -4102-EU: 5.15 ~ 5.35 GHz US/Canada, Europe, Jap an 5.470 ~ 5.725 GHz (Europe) 5.725 ~ 5.825 GHz US/Canada 4.92 ~ 4.9[...]

General Specificatio ns C-3 Physical Size 21.83 x 13.73 x 3.27 cm (8.60 x 5.40 x 1.29 in) Weight 0.687 kg (1.514 lbs) LED Indicators Power , Ethernet Link/A ctivity , 1 1a and 1 1g Wireless Link/Activity Network Management Web-browser , RS232 console, T elnet, SSH, SNMP Temperat ure Operating: -5 ° C to 50 ° C (23 ° F to 122 ° F) S torage: 0 °[...]

Specifications C-4 Compliances RBT -4102, RBT -4102-BG , RBT -4102C FCC Class B (US) ICES-003 (Canada) RBT -4102C-EU, RBT -4102-EU RTTED 1999/5/EC ARB STD-T70, AR B STD-66, RCR STD-33, ARB STD-T71 (Japan) EN60601-1-2 Radio Signal Certification RBT -4102, RBT -4102-BG , RBT -4102-EU FCC Part 15C 15.247, 15.207 (2.4 GHz) FCC Part 15E 15.407 (5 GHz) R[...]

Sensitiv ity C-5 Sensitivity IEEE 802.1 1a Sensitivity (GHz - dBm) Modulation/Rate s 5.15-5.250 5.25-5. 350 5.50-5.700 5.725-5 .825 BPSK (6 Mbps) -88 -88 -88 -88 BPSK (9 Mbps) -87 -87 -87 -87 QPSK (12 Mbps) -86 -86 -86 -86 QPSK (18 Mbps) -83 -83 -83 -83 16 QAM (24 Mbps) -80 -80 -80 -80 16 QAM (36 Mbps) -76 -76 -76 -76 64 QAM (48 Mbps) -73 -73 -73 -[...]

Specifications C-6 Transmit Power IEEE 802.1 1a Maximum Output Powe r (GHz - dBm) Data Rate 5.15-5.250 5.25-5.350 5.50-5.700 5.725-5 .825 6 Mbps 20 20 20 19 9 Mbps 20 20 20 19 12 Mbps 20 20 20 19 18 Mbps 20 20 20 19 24 Mbps 20 20 20 19 36 Mbps 20 20 19 19 48 Mbps 19 19 18 18 54 Mbps 18 18 17 16 IEEE 802.1 1g Maximum Output Power (GHz - dBm) Data Ra[...]

Operating Range C-7 Operating Range Note: The operating range distances listed in the following tables are for typical environments only. Operating ra nges c an vary considerably depending on factors such as local interference and barrier co mposition. It is recommended to do a site survey to determine the maximum ranges for specific access point l[...]

Specifications C-8 External Antennas The RBT -4102, RBT -4102-BG , and the RBT -4102C are certified by the FCC, for use in the United S tates, t o operate with these ant ennas: Note: High gain point to point antenna, model RBT ES-AH-P23M (Gain 23 dBi), is certified under specific point to point condition and the use of point to multipoint systems, [...]

External Antennas C-9 For information on the external antennas supported by th e access point, refer to the RoamAbout RBT -4102 / RBT -1602 Wireless Access Poi nt Antenna Site Prep aration and Install ation Guide available from th e Enterasys Networks web site: http://www .enterasys.com/su pport Japan Externa l Antenna Configurations Antenna Model [...]

Specifications C-10[...]

Index-1 Index A antennas, positioning 2-3 B Basic Service Set See BSS BSS 4-3 C cable assignments B-1 change username and password 3-4 channels, maximum C-1 CLI change username and password 3-4 country code configuring 3-2 default username and password 3-2 disable DHCP 3-4 Gateway address 3-4 IP address configuring 3-4 logging in 3-2 VLAN managemen[...]

Index-2 power connection 2-3 Power over Ethernet See PoE power supply, specification s C-2 R reset button 1-7 S set username and password web management 3-12 specifications C-1 subnet mask 3-10 system location 3-9 length 3-9 system name 3-9 length 3-9 T troubleshooting A-1 U using the CLI 3-1 V VLAN management web management 3-13 W web management 3[...]